Company Deep Dives
17 articles to help you prepare for your next interview.
Inside Databricks engineering — Delta Lake architecture, Apache Spark internals, open-source culture, and what candidates face in each interview round.
Deep dive into Linear's engineering culture, sync engine architecture, Electron+SQLite local-first approach.
A technical deep dive into Notion's engineering stack, block-based data model, database-as-a-spreadsheet architecture.
What Box's engineering team builds — enterprise cloud storage, file sync, permissions systems, and content management at scale.
A technical deep dive into Cloudflare Workers, edge computing architecture, and the system design interview questions it generates at Cloudflare and.
The technical infrastructure powering the world's largest regulated crypto exchange — node management, custody security, order matching.
Technical deep dive into Databricks interviews — Apache Spark internals, Delta Lake ACID transactions, MLflow tracking, and photon query engine optimization.
What DoorDash's engineering team builds — marketplace matching, real-time logistics, restaurant integrations, and delivery optimization.
What Lucid's engineering team builds — collaborative diagramming at scale, real-time sync, Lucidchart and Lucidspark.
A comprehensive look at Lyft's engineering challenges — ridesharing marketplace, mapping systems, real-time dispatch.
A deep dive into what Palantir actually builds — the ontology-driven data model, the two core platforms, and what engineers really do there.
What Pinterest's engineering team actually builds — visual search, recommendation systems, creator tools, and ad delivery at scale.
A technical deep dive into how Robinhood built fractional share trading, options pricing, and crypto execution.
What Slack's engineering team builds — real-time messaging infrastructure, WebSocket at scale, search, notifications, and the transition to Salesforce.
A technical deep dive into Snowflake's cloud data warehouse architecture and what to expect in engineering interviews — covering virtual warehouses.
What Squarespace's engineering team builds — website builder infrastructure, e-commerce at scale, template rendering, and CDN.
What Unity's engineering team builds — game engine internals, rendering pipelines, cloud gaming services, and developer tooling at scale.